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The standard weight of ASME B 16.47 SER.B HG 20625?
Standard weight of ASME B 16.47 SER.B welding neck flanges and blind flanges
SIZE | Weight of Class 150 | Weight of Class 300 | Weight of Class 600 |
Weight of Class 900 |
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DN | NPS | WN FLANGE | BLIND FLANGE | WN FLANGE | BLIND FLANGE | WN FLANGE |
BLIND FLANGE |
WN FLANGE |
BLIND FLANGE |
650 | 26" | 54.5 | 169.4 | 181.6 | 411.8 | 249.7 |
512.1 |
476.7 |
991.6 |
700 | 28" | 63.6 | 206.2 | 204.3 | 464.5 | 295.1 |
647.9 |
620.1 |
1254.0 |
750 | 30" | 68.1 | 246.6 | 249.7 | 567.1 | 367.8 | 818.2 | 826.3 | 1513.7 |
800 | 32" | 77.2 | 294.2 | 311 | 706.5 | 431.3 | 980.2 | 937.6 | 1754.8 |
850 | 34" | 95.4 | 355.5 | 340.5 | 780.5 | 547.1 | 1200.9 | 1112.3 | 2077.6 |
900 | 36" | 109.0 | 404.1 | 381.4 | 872.2 | 608.4 | 1368.0 | 1144.1 | 2253.3 |
950 | 38" | 131.7 | 494.5 | 415.5 | 1024.7 | / | / | / | / |
1000 | 40" | 140.8 | 566.2 | 449.5 | 1157.3 | / | / | / | / |
1050 | 42" | 156.7 | 632.5 | 515.3 | 1305.8 | / | / | / | / |
1100 | 44" | 168 | 716.9 | 560.7 | 1500.2 | / | / | / | / |
1150 | 46" | 197.5 | 828.1 | 667.4 | 1709.8 | / | / | / | / |
1200 | 48" | 218 | 928.5 | 715.1 | 1899.1 | / | / | / | / |
1250 | 50" | 236.1 | 1037.0 | 776.4 | 2101.6 | / | / | / | / |
1300 | 52" | 249.7 | 1168.6 | 835.4 | 2313.6 | / | / | / | / |
1350 | 54" | 281.5 | 1293.0 | 899 | 2577.9 | / | / | / | / |
1400 | 56" | 295.1 | 1427.4 | 1178.2 | 3015.5 | / | / | / | / |
1450 | 58" | 354.2 | 1616.3 | 1257.6 | 3335.6 | / | / | / | / |
1500 | 60" | 386.9 | 1776.6 | 1303 | 3623.0 | / | / | / | / |
Large-caliber flange ASME B 16.47 is one kind of the flanges. It is widely used and popularized in mechanical industry, chemical industry, wind power industry and sewage treatment industry. Forged flanges in large size have been praised and favored by users. Large-caliber flanges are widely used. The production process is divided into rolling and forging, and the extra large flanges can only be rolled. Material is carbon steel, stainless steel and alloy steel, etc.